Behavioral task
behavioral1
Sample
2024-05-05_08783c9b148ea4391f83209e72ec2f53_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-05_08783c9b148ea4391f83209e72ec2f53_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-05_08783c9b148ea4391f83209e72ec2f53_cryptolocker
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Size
96KB
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MD5
08783c9b148ea4391f83209e72ec2f53
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SHA1
8862700e0a0acd354833367d9494558c2fc5b1bb
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SHA256
499e787baaf3c96e0f55ae62809b5319045fd4826055d599344a7494ecc74b39
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SHA512
e9077b575b7a9e5b3b64f4c1c2f31c6a1745264bc428e0d904a01c22403a781435891c7eaf13188b962d86a2dc92835ec7a986d8aa53c70cb744cce39d4525aa
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bqF:zCsanOtEvwDpjBA
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-05_08783c9b148ea4391f83209e72ec2f53_cryptolocker
Files
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2024-05-05_08783c9b148ea4391f83209e72ec2f53_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE